Html Webpack Plugin:
<pre>
  ReferenceError: BASE_URL is not defined
  
  - index.html:17305 
    D:/VScode/vue-admin-template-master/vue-admin-10/index.html:17305:11
  
  - index.html:17310 Q3Bv.module.exports
    D:/VScode/vue-admin-template-master/vue-admin-10/index.html:17310:3
  
  - index.js:286 HtmlWebpackPlugin.executeTemplate
    [vue-admin-10]/[html-webpack-plugin]/index.js:286:14
  
  - index.js:176 
    [vue-admin-10]/[html-webpack-plugin]/index.js:176:20
  
</pre>